Posted on November 15, 2021 by Hokkaido NewsQuake info: Light mag. 4.2 earthquake – Ishikari-gun, 5.4 km west of Iwamizawa, Hokkaido, Japan, on Monday, Nov 15, 2021 8:19 am (GMT +9) – VolcanoDiscovery Quake info: Light mag. 4.2 earthquake – Ishikari-gun, 5.4 km west of Iwamizawa, Hokkaido, Japan, on Monday, Nov 15, 2021 8:19 am (GMT +9) VolcanoDiscovery